Files
linux/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc
Masami Hiramatsu 3591e90fe1 selftests/ftrace: Convert required interface checks into requires list
Convert the required tracefs interface checking code with
requires: list.

Fixed merge conflicts in trigger-hist.tc and trigger-trace-marker-hist.tc
Shuah Khan <skhan@linuxfoundation.org>

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Tom Zanussi <zanussi@kernel.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2020-06-16 10:39:20 -06:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event string type argument
# requires: kprobe_events
case `uname -m` in
x86_64)
ARG1=%di
;;
i[3456]86)
ARG1=%ax
;;
aarch64)
ARG1=%x0
;;
arm*)
ARG1=%r0
;;
ppc64*)
ARG1=%r3
;;
ppc*)
ARG1=%r3
;;
*)
echo "Please implement other architecture here"
exit_untested
esac
: "Test get argument (1)"
echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string" > kprobe_events
echo 1 > events/kprobes/testprobe/enable
echo "p:test _do_fork" >> kprobe_events
grep -qe "testprobe.* arg1=\"test\"" trace
echo 0 > events/kprobes/testprobe/enable
: "Test get argument (2)"
echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string arg2=+0(${ARG1}):string" > kprobe_events
echo 1 > events/kprobes/testprobe/enable
echo "p:test _do_fork" >> kprobe_events
grep -qe "testprobe.* arg1=\"test\" arg2=\"test\"" trace